From: Sven Peter <sven@svenpeter.dev>
To: Rob Herring <robh+dt@kernel.org>
Cc: Sven Peter <sven@svenpeter.dev>, Hector Martin <marcan@marcan.st>,
Alyssa Rosenzweig <alyssa@rosenzweig.io>,
Arnd Bergmann <arnd@arndb.de>, Keith Busch <kbusch@kernel.org>,
Jens Axboe <axboe@fb.com>, Christoph Hellwig <hch@lst.de>,
Sagi Grimberg <sagi@grimberg.me>, Marc Zyngier <maz@kernel.org>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org
Subject: [PATCH 2/9] dt-bindings: soc: apple: Add ANS NVMe
Date: Mon, 21 Mar 2022 17:50:42 +0100 [thread overview]
Message-ID: <20220321165049.35985-3-sven@svenpeter.dev> (raw)
In-Reply-To: <20220321165049.35985-1-sven@svenpeter.dev>
Apple SoCs such as the M1 come with an embedded NVMe coprocessor called
ANS2.
Signed-off-by: Sven Peter <sven@svenpeter.dev>
---
.../bindings/soc/apple/apple,nvme-ans.yaml | 75 +++++++++++++++++++
1 file changed, 75 insertions(+)
create mode 100644 Documentation/devicetree/bindings/soc/apple/apple,nvme-ans.yaml
diff --git a/Documentation/devicetree/bindings/soc/apple/apple,nvme-ans.yaml b/Documentation/devicetree/bindings/soc/apple/apple,nvme-ans.yaml
new file mode 100644
index 000000000000..e1f4c1c572aa
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/apple/apple,nvme-ans.yaml
@@ -0,0 +1,75 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/apple/apple,nvme-ans.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Apple ANS NVM Express host controller
+
+maintainers:
+ - Sven Peter <sven@svenpeter.dev>
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - apple,t8103-nvme-ans2
+ - apple,t6000-nvme-ans2
+ - const: apple,nvme-ans2
+
+ reg:
+ items:
+ - description: NVMe and NVMMU registers
+ - description: ANS2 co-processor control registers
+
+ reg-names:
+ items:
+ - const: nvme
+ - const: ans
+
+ resets:
+ maxItems: 1
+
+ power-domains: true
+
+ mboxes:
+ maxItems: 1
+ description: Mailbox of the ANS2 co-processor
+
+ interrupts:
+ maxItems: 1
+
+ apple,sart:
+ maxItems: 1
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: |
+ Reference to the SART address filter.
+
+ The SART address filter is documented in apple,sart.yaml.
+
+required:
+ - compatible
+ - reg
+ - reg-names
+ - resets
+ - mboxes
+ - interrupts
+ - apple,sart
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/apple-aic.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ nvme@7bcc0000 {
+ compatible = "apple,t8103-nvme-ans2", "apple,nvme-ans2";
+ reg = <0x7bcc0000 0x40000>, <0x77400000 0x4000>;
+ reg-names = "nvme", "ans";
+ interrupts = <AIC_IRQ 590 IRQ_TYPE_LEVEL_HIGH>;
+ mboxes = <&ans>;
+ apple,sart = <&sart>;
+ power-domains = <&ps_ans2>;
+ resets = <&ps_ans2>;
+ };
--
2.25.1
next prev parent reply other threads:[~2022-03-21 16:52 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-21 16:50 [PATCH 0/9] Apple M1 (Pro/Max) NVMe driver Sven Peter
2022-03-21 16:50 ` [PATCH 1/9] dt-bindings: soc: apple: Add Apple SART Sven Peter
2022-03-31 21:23 ` Rob Herring
2022-04-02 12:58 ` Sven Peter
2022-03-21 16:50 ` Sven Peter [this message]
2022-03-23 11:14 ` [PATCH 2/9] dt-bindings: soc: apple: Add ANS NVMe Krzysztof Kozlowski
2022-04-02 13:05 ` Sven Peter
2022-04-02 16:06 ` Krzysztof Kozlowski
2022-03-21 16:50 ` [PATCH 3/9] soc: apple: Always include Makefile Sven Peter
2022-03-21 16:50 ` [PATCH 4/9] soc: apple: Add SART driver Sven Peter
2022-03-21 17:07 ` Arnd Bergmann
2022-04-02 12:38 ` Sven Peter
2022-04-02 19:07 ` Arnd Bergmann
2022-04-04 14:58 ` Rob Herring
2022-04-04 15:01 ` Hector Martin
2022-04-05 15:37 ` Sven Peter
2022-03-21 17:17 ` Alyssa Rosenzweig
2022-04-02 12:40 ` Sven Peter
2022-03-21 16:50 ` [PATCH 5/9] soc: apple: Add RTKit IPC library Sven Peter
2022-03-22 13:13 ` Arnd Bergmann
2022-03-22 17:41 ` Robin Murphy
2022-04-02 12:56 ` Sven Peter
2022-04-02 18:30 ` Arnd Bergmann
2022-04-03 10:45 ` Sven Peter
2022-03-22 17:23 ` Alyssa Rosenzweig
2022-04-02 12:50 ` Sven Peter
2022-03-23 11:19 ` Krzysztof Kozlowski
2022-04-02 13:51 ` Sven Peter
2022-04-02 16:08 ` Krzysztof Kozlowski
2022-04-04 15:02 ` Rob Herring
2022-04-04 15:47 ` Hector Martin
2022-03-21 16:50 ` [PATCH 6/9] nvme-apple: Add initial Apple SoC NVMe driver Sven Peter
2022-03-21 17:01 ` Keith Busch
2022-04-02 13:10 ` Sven Peter
2022-03-22 13:38 ` Arnd Bergmann
2022-04-02 13:34 ` Sven Peter
2022-04-02 13:58 ` Janne Grunau
2022-04-02 14:02 ` Sven Peter
2022-04-02 21:26 ` Arnd Bergmann
2022-03-24 6:16 ` Christoph Hellwig
2022-04-02 12:47 ` Sven Peter
2022-04-04 15:57 ` Hector Martin
2022-04-04 15:59 ` Christoph Hellwig
2022-04-04 16:03 ` Sven Peter
2022-04-04 16:05 ` hch
2022-04-04 16:05 ` Hector Martin
2022-04-04 18:29 ` Jens Axboe
2022-04-05 6:24 ` Christoph Hellwig
2022-03-21 16:50 ` [PATCH 7/9] nvme-apple: Serialize command issue Sven Peter
2022-03-24 6:16 ` Christoph Hellwig
2022-04-02 12:42 ` Sven Peter
2022-03-21 16:50 ` [PATCH 8/9] nvme-apple: Add support for multiple power domains Sven Peter
2022-03-21 16:50 ` [PATCH 9/9] nvme-apple: Add support for suspend/resume Sven Peter
2022-03-24 6:17 ` Christoph Hellwig
2022-03-22 17:26 ` [PATCH 0/9] Apple M1 (Pro/Max) NVMe driver Alyssa Rosenzweig
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